<s>
Uni	B-Application
's	I-Application
On	I-Application
Air	I-Application
(	O
Japanese	O
:	O
ユニゾンエアー	O
,	O
Yunisonea-	O
,	O
sylized	O
in	O
all	O
caps	O
)	O
is	O
a	O
Japanese	O
rhythm	O
game	O
developed	O
by	O
Akatsuki	O
Inc	O
.	O
and	O
published	O
by	O
Seed	O
&	O
Flower	O
.	O
</s>
<s>
Uni	B-Application
's	I-Application
On	I-Application
Air	I-Application
utilizes	O
a	O
gacha	O
system	O
known	O
as	O
to	O
acquire	O
cards	O
known	O
as	O
that	O
feature	O
a	O
member	O
of	O
Sakurazaka46	O
or	O
Hinatazaka46	O
.	O
</s>
<s>
Uni	B-Application
's	I-Application
On	I-Application
Air	I-Application
was	O
first	O
announced	O
by	O
Akatsuki	O
on	O
18	O
July	O
2019	O
;	O
the	O
official	O
website	O
was	O
released	O
on	O
the	O
same	O
day	O
.	O
</s>
